81439422

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{131779}}^1$

素因数の和:131887

約数の個数: 16

約数和(自身を含む): 164461440

約数和(自身を除く): 83022018

約数列:

[1, 2, 3, 6, 103, 206, 309, 618, 131779, 263558, 395337, 790674, 13573237, 27146474, 40719711, 81439422]

約数ペア:

[(1, 81439422), (2, 40719711), (3, 27146474), (6, 13573237), (103, 790674), (206, 395337), (309, 263558), (618, 131779)]